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Douglas, Illinois Weather Forecast
Douglas, Illinois Weather
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Weather Forecast for Douglas, Illinois : Knox County
Issued: 1:21 am CST Dec 3, 2025 Latitude: 40.7861488 Longitude: -90.0842843 View on Google Maps

MouseOver for Detail Forecast
Overnight Wednesday Thursday Friday Saturday Sunday Monday Tuesday
Mostly Cloudy on Overnight 20% chance of snow on Wednesday Sunny on Thursday Mostly Sunny on Friday Mostly Cloudy on Saturday 30% chance of snow on Sunday Partly Sunny on Monday Mostly Cloudy on Tuesday
Low: 21°F High: 34°F High: 14°F High: 30°F High: 29°F High: 28°F High: 28°F High: 34°F
Low: -3°F Low: -2°F Low: 14°F Low: 16°F Low: 12°F Low: 19°F  
Mostly Cloudy Snow Sunny Mostly Sunny Mostly Cloudy Snow Partly Sunny Mostly Cloudy
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Current Conditions at
GALESBURG - (KGBG)
21°
Feels like 10°F
Partly Cloudy
as of 2:15 AM CST
Rel. Humidity: 100%
Dew Point: 21°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
9 MPH
180° South
Cloud Level(s): Scattered at 11000ft
Current Conditions at
PEORIA - (KPIA)
21°
Feels like 7°F
Clear
as of 1:54 AM CST
Rel. Humidity: 92%
Dew Point: 19°F
Visibility: 9 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
15 MPH
200° South
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
23°
Feels like 12°F
Mostly Cloudy
as of 2:15 AM CST
Rel. Humidity: 85%
Dew Point: 19°F
Visibility: 10 Miles
Pressure: 30.01 in.
Flight Rule: VFR
Wind Data
10 MPH
170° South
Cloud Level(s): Broken at 11000ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
23°
Feels like 11°F
Clear
as of 2:15 AM CST
Rel. Humidity: 79%
Dew Point: 18°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
12 MPH
Gust: 21 MPH
210° Southwest
Cloud Level(s): Clear
Mostly Cloudy on Overnight Overnight... Mostly cloudy, with a low around 21. South wind around 10 mph, with gusts as high as 22 mph.
20% chance of snow Wednesday Wednesday... A slight chance of snow between noon and 4pm. Cloudy, with a high near 34. South southwest wind 9 to 11 mph becoming north northwest in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 20%.
Mostly Clear on Wednesday Night Wednesday Night... Mostly cloudy, then gradually becoming mostly clear, with a low around -3. Wind chill values between -6 and -11. North northwest wind 7 to 13 mph, with gusts as high as 23 mph.
Sunny on Thursday Thursday... Sunny, with a high near 14. Wind chill values between -3 and -13. North northwest wind around 6 mph becoming calm in the morning.
Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around -2. Calm wind becoming south 5 to 7 mph after midnight. Winds could gust as high as 16 mph.
Mostly Sunny on Friday Friday... Mostly sunny, with a high near 30. South southwest wind 6 to 8 mph, with gusts as high as 16 mph.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 14. South southwest wind around 6 mph becoming light and variable after midnight.
Mostly Cloudy on Saturday Saturday... Mostly cloudy, with a high near 29.
30% chance of snow Saturday Night Saturday Night... A 30 percent chance of snow after midnight. Mostly cloudy, with a low around 16.
30% chance of snow Sunday Sunday... A 30 percent chance of snow. Mostly cloudy, with a high near 28.
Mostly Cloudy on Sunday Night Sunday Night... Mostly cloudy, with a low around 12.
Partly Sunny on Monday Monday... Partly sunny, with a high near 28.
Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 19.
Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 34.
Current Radar Image


Sun Almanac for Douglas, Illinois
Sunrise: 07:08 AM
Sunset: 4:33 PM
Civil Sunrise:06:37 AM
Civil Sunset: 5:03 PM
Nautical Sunrise: 06:03 AM
Nautical Sunset: 5:38 PM
Astro Sunrise: 05:30 AM
Astro Sunset: 6:11 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.